Marion City Water Works, IN
Lead detected, under the action levels
Latest 90th-percentile lead: 1.92 ppb (monitoring period 2024-2026). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
About Marion City Water Works
Marion City Water Works serves about 28,363 people through 10,763 service connections, which makes it a large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Grant County, Indiana. EPA system ID: IN5227014; phone on file: 765-664-2391. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
Against the period ending 2023 (1.73 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Marion City Water Works is 2.2 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1.92 ppb |
| 2023 | 1.73 ppb |
| 2020 | 2.2 ppb |
| 2017 | 2.1 ppb |
Against other Indiana systems
Of the 687 Indiana systems with a lead result, the median latest reading is 1.31 ppb; 6 are over 15 ppb right now and 36 have gone over at some point. Marion City Water Works's 1.92 ppb sits at the 63rd percentile in Indiana and the 69th nationally (higher means more lead).
Nearby utilities
7 other systems share Grant County; 3 of them have a higher latest lead result than Marion City Water Works. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Gas City Water Department | 6,000 | 1.26 ppb |
| Upland Water Department | 3,308 | 2.2 ppb |
| Fairmount Water Works | 2,756 | 1.4 ppb |
| Jonesboro Water Department | 2,034 | 5.6 ppb |
| Swayzee Water Utility | 975 | 8.46 ppb |
| Van Buren Municipal Utilities | 864 | 0 (not detected) |
| Colonial Crest Llc | 101 | - |
Your move
Test your own tap with a certified lab first-draw sample; Marion, IN may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Marion City Water Works whether it covers that cost before hiring anyone - many utilities now do.
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. What a 90th-percentile result does and does not tell you: how to read a lead result. Systems that went over once often dip back under; here is what that means.